Etiqueta: Charlotte Guillain

In this book, children learn about sound waves, how the human ear works, and how animals can have a special

In this book, children learn what litter is, how it can harm the environment, and what they can do to

In this book, children learn which materials can be heated or cooled and that materials can change when they are

Books in this series introduce children to sound and hearing. Each book uses simple, repetitive text and clear images to